1.

यदि `m=-4,n=-2` है तो `m^(3)-3m^(2)+3m+3n+3n^(2)+n^(3)` का मान क्या होगा?A. 124B. -124C. 126D. -126

Answer» Correct Answer - D
Given `m=-4,n=-2`
Find `m^(3)-3m^(2)S+3m+3n+3n^(2)+n^(3)`
Putting value of `m` and `n`
`implies (-4)^(3)-3(-4)^(2)+3(-4)+3xx`
`(-2)+3(-2)^(2)+(-2)^(3)`
`implies -64-48-12-6-12-8`
`implies-64-60-2`
`implies-126`


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